RE: Mode 1 vs. Mode 2
First: In mode 2, the right stick is just like the stick in a fighter plane, or Piper Cub, or any other plane that has a stick. Seems to me to be the most logical choice, especially for someone who plans to fly full-scale.
Second: By flying the same as most others in the sport (Mode 2), you will someday be able to teach others in the most popular method